// i.d(t, { B: () => CameraControls })
import * as THREE from "three"
import Matrix from "../three/Matrix"
import r from "../packages/57812"
import a from "../math/19674"
import l from "../math/69626"
import CommonControls from "./CommonControls"
import OpenDeferred from "../utils/OpenDeferred"
import CameraModule from "../module/CameraModule"
export default class CameraControls extends CommonControls {
  worldBounds: THREE.Box3
  cameraModule: CameraModule
  targetProjection: Matrix
  currentOrientation: THREE.Quaternion
  currentPosition: THREE.Vector3
  positionDelta: THREE.Vector3
  linearAccel: THREE.Vector2
  linearVelocity: THREE.Vector2
  zoomAccel: number
  zoomVelocity: number
  scale: number
  maxZoom: number
  minZoom: number
  checkBounds: boolean
  bounds: THREE.Box3
  boundsCenter: THREE.Vector3
  transition: {
    active: boolean
    startTime: number
    elapsed: number
    duration: number
    linearVelocity: THREE.Vector2
    zoomVelocity: number
    easeOut: boolean
    deferred?: OpenDeferred
    angularVelocity?: number
  }
  constructor(cameraModule: CameraModule, bounds: THREE.Box3, boundsCenter: THREE.Vector3, checkBounds = !1) {
    super()
    this.cameraModule = cameraModule
    this.targetProjection = new Matrix()
    this.currentOrientation = new THREE.Quaternion()
    this.currentPosition = new THREE.Vector3()
    this.positionDelta = new THREE.Vector3()
    this.linearAccel = new THREE.Vector2()
    this.linearVelocity = new THREE.Vector2()
    this.zoomAccel = 0
    this.zoomVelocity = 0
    this.scale = 1
    this.maxZoom = 0
    this.minZoom = r.Tm
    this.checkBounds = checkBounds
    this.bounds = bounds.clone()
    this.boundsCenter = boundsCenter.clone()
    this.setupBounds()
    this.transition = {
      active: !1,
      startTime: 0,
      elapsed: 0,
      duration: 0,
      linearVelocity: new THREE.Vector2(),
      zoomVelocity: 0,
      easeOut: !1
    }
  }
  start() {
    this.scale = 1
    this.maxZoom = this.cameraModule.getData(!1).defaultZoom() * r.Ct
  }
  setPanAcceleration(e: Partial<THREE.Vector2>, t = !1, length: number = 0) {
    if (!this.transition.active) {
      t && this.haltVelocity(e, this.linearVelocity)
      const n = this.cameraModule.getData(!1)
      const s = n.pose.projection.elements[0]
      const r = n.pose.projection.elements[5]
      this.linearAccel.x = void 0 !== e.x ? e.x / s : this.linearAccel.x
      this.linearAccel.y = void 0 !== e.y ? e.y / r : this.linearAccel.y
      length && this.linearAccel.setLength(length)
    }
  }
  setZoomAcceleration(zoomAccel: number) {
    this.transition.active || (this.zoomAccel = zoomAccel)
  }
  haltVelocity(e: Partial<THREE.Vector2>, t: THREE.Vector2) {
    e.x && t.x && Math.sign(e.x) !== Math.sign(t.x) && (t.x = 0)
    e.y && t.y && Math.sign(e.y) !== Math.sign(t.y) && (t.y = 0)
  }
  startRotateTransition(e?, t?, i?) {
    return Promise.resolve()
  }
  startTranslateTransition(duration: number, linearVelocity: THREE.Vector2, easeOut = !0) {
    return this.startTransition(duration, 0, linearVelocity.clone().multiplyScalar(r.SI), 0, easeOut).nativePromise()
  }
  startZoomTransition(duration: number, zoomVelocity: number, easeOut: boolean) {
    return this.startTransition(duration, 0, new THREE.Vector2(0, 0), zoomVelocity, easeOut).nativePromise()
  }
  startTransition(duration: number, angularVelocity: number, linearVelocity: THREE.Vector2, zoomVelocity: number, easeOut: boolean) {
    const deferred = new OpenDeferred()
    this.transition.active = !0
    this.transition.duration = duration
    this.transition.elapsed = 0
    this.transition.startTime = Date.now()
    this.transition.deferred = deferred
    this.transition.linearVelocity.copy(linearVelocity)
    this.transition.zoomVelocity = zoomVelocity
    this.transition.easeOut = easeOut
    this.linearAccel.set(0, 0)
    this.zoomAccel = 0
    this.linearVelocity.copy(linearVelocity)
    this.zoomVelocity = zoomVelocity
    this.cameraModule.beginExternalTransition()
    return deferred.promise()
  }
  stopTransition() {
    this.transition.active && (this.cameraModule.endExternalTransition(), (this.transition.active = !1))
    this.transition.deferred && (this.transition.deferred.resolve(), (this.transition.deferred = void 0))
  }
  updateTransition(e: number, t: boolean, i: boolean) {
    this.transition.elapsed += e
    const n = this.getTransitionScale(e)
    t && (this.linearVelocity.copy(this.transition.linearVelocity).multiplyScalar(n), this.pan(this.linearVelocity))
    i && ((this.zoomVelocity = this.transition.zoomVelocity * n), this.zoom(this.zoomVelocity))
    this.transition.elapsed >= this.transition.duration && (this.stop(this.transition.easeOut), (this.transition.active = !1))
  }
  getTransitionScale(e: number) {
    if (this.transition.elapsed >= this.transition.duration) {
      return (this.transition.duration - (this.transition.elapsed - e)) / e
    }
    return e / r.SI
  }
  updateDefault(e: number, t: boolean, i: boolean) {
    const n = e / r.SI
    t && (this.linearVelocity.addScaledVector(this.linearAccel, n), this.pan(this.linearVelocity), this.linearVelocity.multiplyScalar(Math.pow(1 - r.O8, n)))
    i && ((this.zoomVelocity = this.zoomVelocity + this.zoomAccel * n), this.zoom(this.zoomVelocity), (this.zoomVelocity *= Math.pow(1 - r.TD, n)))
  }
  update(e: number) {
    const t = this.linearAccel.length() > 0.00001 || this.linearVelocity.length() > 0.00001
    const i = Math.abs(this.zoomAccel) > 0.00001 || Math.abs(this.zoomVelocity) > 0.00001
    this.transition.active ? this.updateTransition(e, t, i) : this.updateDefault(e, t, i)
  }
  stopMomentum() {
    this.transition.active || (this.linearVelocity.set(0, 0), (this.zoomVelocity = 0))
  }
  stopAcceleration() {
    this.transition.active || (this.setPanAcceleration(new THREE.Vector2(0, 0)), this.setZoomAcceleration(0))
  }
  stop(e = !1) {
    this.stopTransition()
    this.stopAcceleration()
    e || this.stopMomentum()
  }
  pan(e: THREE.Vector2) {
    const CameraData = this.cameraModule.getData(!1)
    this.positionDelta.x = e.x
    this.positionDelta.y = e.y
    this.positionDelta.z = 0
    this.positionDelta.applyQuaternion(CameraData.pose.rotation)
    this.currentPosition.copy(CameraData.pose.position).add(this.positionDelta)
    if (!(this.checkBounds && !this.insideBounds(this.currentPosition, CameraData.pose.rotation, CameraData.pose.projection))) {
      this.cameraModule.updateCameraPosition(this.currentPosition)
    }
  }
  zoom(e: number) {
    const CameraData = this.cameraModule.getData(!1)
    this.targetProjection.copy(CameraData.pose.projection)
    const i = this.scale * (1 - e)
    if (Math.abs(i - this.scale) > 0.00001) {
      this.targetProjection.elements[0] *= i / this.scale
      this.targetProjection.elements[5] *= i / this.scale
      const n = l.S3(this.targetProjection)
      if ((e < 0 && n <= this.minZoom) || (e > 0 && n >= this.maxZoom)) return
      if (this.checkBounds && !this.insideBounds(CameraData.pose.position, CameraData.pose.rotation, this.targetProjection)) return
      this.scale = i
      this.cameraModule.updateCameraProjection(this.targetProjection.clone())
    }
  }
  setupBounds() {
    this.bounds.min.x = this.adjustBound(this.bounds.min.x, 2)
    this.bounds.min.y = this.adjustBound(this.bounds.min.y, 2)
    this.bounds.min.z = this.adjustBound(this.bounds.min.z, 2)
    this.bounds.max.x = this.adjustBound(this.bounds.max.x, -2)
    this.bounds.max.y = this.adjustBound(this.bounds.max.y, -2)
    this.bounds.max.z = this.adjustBound(this.bounds.max.z, -2)
    this.worldBounds = new THREE.Box3().setFromCenterAndSize(
      this.boundsCenter,
      new THREE.Vector3(this.bounds.max.x - this.bounds.min.x, this.bounds.max.y - this.bounds.min.y, this.bounds.max.z - this.bounds.min.z)
    )
  }
  insideBounds(position: THREE.Vector3, t: THREE.Quaternion, i: Matrix) {
    return !!a.cb(position, t, i, this.worldBounds)
  }
  adjustBound(e: number, t: number) {
    return Math.sign(e + t) === Math.sign(e) ? e + t : 0
  }
}
